Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6187719 | Less temperature dependent drilling fluids for use in deep water and directional drilling and processes for providing less temperature dependent rheological properties to such drilling fluids | David Dino, Charles A. Cody, Edward D. Magauran | 2001-02-13 |
| 6103687 | Non-volatile quaternary ammonium compositions and their uses | Charles A. Cody, Barbara Campbell, Edward D. Magauran | 2000-08-15 |
| 5759938 | Process for producing organoclays with quaternary ammonium compositions made using non volatile diluents | Charles A. Cody, Barbara Campbell, Edward D. Magauran | 1998-06-02 |
| 5634969 | Organoclay compositions | Charles A. Cody, Barbara Campbell, Edward D. Magauran | 1997-06-03 |
| 5340390 | Rheological additive comprising derivatives of castor oil | Edward D. Magauran, William Reynolds, Lawrence DiCarlo, Charles A. Cody, Modasser El-Shoubary | 1994-08-23 |
| 4664820 | Preactivated organophilic clay gellant lubricating grease thickened with preactivated organophilic clay gellant and process for preparing preactivated organophilic clay gellants | Edward D. Magauran, Charles A. Cody, William W. Reichert, Mauriello D. Kieke, Steven J. Kemnetz | 1987-05-12 |